.container {
  width: 100%;
  height: 530px;
  display: flex;
  justify-content: center;
  padding-top: 100px;

  .content {
    display: flex;
    flex-direction: column;
    .box {
      width: 280px;
      height: 396px;
      min-height: 396px;
      display: flex;
      filter: url(#gradationBarFilter);
      background-size: 40px auto;
      background-repeat: repeat-x;
      animation: moveBackground 10s linear infinite;
    }
  }

  @keyframes moveBackground {
    0% {
      background-position: 0% 0;
    }
    100% {
      background-position: 100% 0;
    }
  }
}
